9 #include "opensslBIO.h"
11 std::string toHexAndChecksum( const std::string& src ) {
14 ss << ':' << std::hex << std::setfill( '0' ) << std::uppercase;
17 ss << std::setw( 2 ) << ( ( ( uint32_t ) c ) & 0xFF );
21 ss << std::setw( 2 ) << ( ( ( uint32_t )( ~checksum ) ) & 0xFF );
26 void sendCommand( RecordHeader& head, const std::string& data, std::shared_ptr<OpensslBIO> bio, std::shared_ptr<std::ostream> log ) {
27 head.payloadLength = data.size();
29 s += head.packToString();
32 std::string res = toHexAndChecksum( s );
35 ( *log.get() ) << "FINE: RECORD output: " << res << std::endl;
38 bio->write( res.data(), res.size() );
41 int32_t fromHexDigit( char c ) {
44 if( c >= '0' && c <= '9' ) {
48 if( c >= 'A' && c <= 'F' ) {
55 std::string parseCommand( RecordHeader& head, const std::string& input, std::shared_ptr<std::ostream> log ) {
57 ( *log.get() ) << "FINE: RECORD input: " << input << std::endl;
60 int32_t dlen = ( input.size() - 2 ) / 2;
64 std::string str( std::max( dlen, RECORD_HEADER_SIZE ), 0 );
65 str.append( 0, dlen );
67 for( int i = 0; i < dlen; i++ ) {
70 digit = fromHexDigit( input[i * 2 + 1] );
74 digit = fromHexDigit( input[i * 2 + 2] );
81 head.unpackFromString( str.substr( 0, RECORD_HEADER_SIZE ) );
82 uint32_t len = head.payloadLength;
83 uint32_t expectedTotalLength = ( RECORD_HEADER_SIZE + len + 1 /*checksum*/ ) * 2 + 2;
84 std::string data = str.substr( RECORD_HEADER_SIZE, str.size() - RECORD_HEADER_SIZE );
86 if( checksum != -1 || expectedTotalLength != input.size() || error || dlen < RECORD_HEADER_SIZE ) {
87 throw "Error, invalid checksum";
96 int main( int argc, char* argv[] ) {
97 OpensslBIOWrapper *bio = new OpensslBIOWrapper(BIO_new_fd(0, 0));
98 std::string data = "halloPayload";
103 head.command_count = 0xA0B;
104 head.totalLength = 9;
105 sendCommand( head, data, std::shared_ptr<OpensslBIO>(bio) );
109 std::string c = parseCommand( head, ":0700010D0000000B0A0900000000000C0068616C6C6F5061796C6F6164E6\n" );
111 std::cout << "res: " << std::endl;
112 std::cout << head.payloadLength << std::endl;
113 std::cout << c << std::endl;
114 } catch( char const* c ) {
115 std::cout << "err: " << c << std::endl;